Keystones — Cornerstone
Five GCSE retrieval questions · 7 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 95 + 96
Answer: 95 + 96 = 191 -
2. Algebra
Collect like terms: 3x + 2y + 7x + 7y
Answer: 10x + 9y -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 15:21
Answer: 5:7 -
5. Statistics
Calculate the range of: 59, 35, 57, 50, 78, 34
Answer: 44